./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a7b454862d4da6a3bdd471bc6acf20fa06a70976 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a7b454862d4da6a3bdd471bc6acf20fa06a70976 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:09:15,772 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:09:15,780 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:09:15,813 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:09:15,814 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:09:15,817 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:09:15,822 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:09:15,840 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:09:15,848 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:09:15,851 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:09:15,853 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:09:15,858 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:09:15,859 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:09:15,865 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:09:15,869 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:09:15,875 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:09:15,877 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:09:15,881 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:09:15,888 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:09:15,893 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:09:15,902 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:09:15,909 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:09:15,911 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:09:15,916 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:09:15,924 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:09:15,925 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:09:15,925 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:09:15,927 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:09:15,928 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:09:15,931 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:09:15,932 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:09:15,936 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:09:15,937 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:09:15,940 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:09:15,942 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:09:15,945 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:09:15,946 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:09:15,947 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:09:15,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:09:15,951 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:09:15,953 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:09:15,955 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:09:16,011 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:09:16,013 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:09:16,019 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:09:16,019 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:09:16,019 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:09:16,020 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:09:16,022 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:09:16,022 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:09:16,022 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:09:16,023 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:09:16,024 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:09:16,027 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:09:16,027 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:09:16,028 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:09:16,028 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:09:16,028 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:09:16,029 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:09:16,029 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:09:16,029 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:09:16,030 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:09:16,032 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:09:16,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:09:16,032 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:09:16,033 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:09:16,033 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:09:16,033 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:09:16,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:09:16,035 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:09:16,035 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7b454862d4da6a3bdd471bc6acf20fa06a70976 [2019-11-25 23:09:16,574 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:09:16,606 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:09:16,616 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:09:16,618 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:09:16,618 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:09:16,622 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:09:16,780 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b053d466/d0ef12103d8e4db6aaa34839912ea1f1/FLAG2d30254c2 [2019-11-25 23:09:18,268 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:09:18,269 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:09:18,346 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b053d466/d0ef12103d8e4db6aaa34839912ea1f1/FLAG2d30254c2 [2019-11-25 23:09:18,378 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b053d466/d0ef12103d8e4db6aaa34839912ea1f1 [2019-11-25 23:09:18,383 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:09:18,385 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:09:18,395 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:18,395 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:09:18,406 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:09:18,407 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:18" (1/1) ... [2019-11-25 23:09:18,420 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@935812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:18, skipping insertion in model container [2019-11-25 23:09:18,420 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:18" (1/1) ... [2019-11-25 23:09:18,433 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:09:18,759 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:09:21,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:21,646 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:09:23,261 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:23,314 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:09:23,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:23 WrapperNode [2019-11-25 23:09:23,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:23,321 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:23,323 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:09:23,323 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:09:23,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:23" (1/1) ... [2019-11-25 23:09:23,420 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:23" (1/1) ... [2019-11-25 23:09:23,588 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:23,592 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:09:23,592 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:09:23,593 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:09:23,623 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:23" (1/1) ... [2019-11-25 23:09:23,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:23" (1/1) ... [2019-11-25 23:09:23,647 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:23" (1/1) ... [2019-11-25 23:09:23,648 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:23" (1/1) ... [2019-11-25 23:09:23,738 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:23" (1/1) ... [2019-11-25 23:09:23,804 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:23" (1/1) ... [2019-11-25 23:09:23,836 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:23" (1/1) ... [2019-11-25 23:09:23,882 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:09:23,898 INFO L168 Benchmark]: Toolchain (without parser) took 5504.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 915.3 MB in the end (delta: 40.7 MB). Peak memory consumption was 40.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:23,899 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:09:23,903 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4925.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 938.2 MB in the end (delta: 17.7 MB). Peak memory consumption was 39.3 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:23,904 INFO L168 Benchmark]: Boogie Procedure Inliner took 271.13 ms. Allocated memory is still 1.0 GB. Free memory was 938.2 MB in the beginning and 926.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:23,909 INFO L168 Benchmark]: Boogie Preprocessor took 294.99 ms. Allocated memory is still 1.0 GB. Free memory was 926.8 MB in the beginning and 915.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:23,923 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 4925.07 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 938.2 MB in the end (delta: 17.7 MB). Peak memory consumption was 39.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 271.13 ms. Allocated memory is still 1.0 GB. Free memory was 938.2 MB in the beginning and 926.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 294.99 ms. Allocated memory is still 1.0 GB. Free memory was 926.8 MB in the beginning and 915.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:09:27,877 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:09:27,883 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:09:27,919 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:09:27,921 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:09:27,923 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:09:27,928 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:09:27,947 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:09:27,949 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:09:27,956 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:09:27,958 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:09:27,964 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:09:27,965 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:09:27,972 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:09:27,976 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:09:27,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:09:27,982 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:09:27,988 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:09:27,996 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:09:28,002 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:09:28,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:09:28,017 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:09:28,021 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:09:28,027 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:09:28,034 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:09:28,036 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:09:28,036 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:09:28,040 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:09:28,041 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:09:28,044 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:09:28,044 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:09:28,046 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:09:28,047 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:09:28,051 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:09:28,056 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:09:28,056 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:09:28,058 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:09:28,061 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:09:28,061 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:09:28,063 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:09:28,068 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:09:28,069 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:09:28,104 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:09:28,106 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:09:28,111 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:09:28,112 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:09:28,112 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:09:28,115 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:09:28,115 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:09:28,116 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:09:28,116 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:09:28,116 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:09:28,118 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:09:28,118 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:09:28,120 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:09:28,120 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:09:28,121 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:09:28,121 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:09:28,121 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:09:28,123 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:09:28,123 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:09:28,124 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:09:28,126 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:09:28,126 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:09:28,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:09:28,127 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:09:28,127 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:09:28,129 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:09:28,129 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:09:28,129 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:09:28,131 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:09:28,131 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:09:28,132 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7b454862d4da6a3bdd471bc6acf20fa06a70976 [2019-11-25 23:09:28,684 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:09:28,720 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:09:28,724 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:09:28,729 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:09:28,732 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:09:28,735 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:09:28,897 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39081cfca/265b3807065346d5bf149bdde443d4d0/FLAGec53c4500 [2019-11-25 23:09:30,392 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:09:30,395 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-25 23:09:30,452 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39081cfca/265b3807065346d5bf149bdde443d4d0/FLAGec53c4500 [2019-11-25 23:09:30,494 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39081cfca/265b3807065346d5bf149bdde443d4d0 [2019-11-25 23:09:30,504 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:09:30,510 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:09:30,516 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:30,516 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:09:30,524 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:09:30,527 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:30" (1/1) ... [2019-11-25 23:09:30,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@935812 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:30, skipping insertion in model container [2019-11-25 23:09:30,537 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:09:30" (1/1) ... [2019-11-25 23:09:30,557 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:09:30,841 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:09:34,195 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:34,227 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:09:36,914 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:09:36,974 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:09:36,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:36 WrapperNode [2019-11-25 23:09:36,978 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:09:36,982 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:36,983 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:09:36,983 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:09:37,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:36" (1/1) ... [2019-11-25 23:09:37,097 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:36" (1/1) ... [2019-11-25 23:09:37,272 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:09:37,273 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:09:37,276 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:09:37,276 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:09:37,296 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:36" (1/1) ... [2019-11-25 23:09:37,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:36" (1/1) ... [2019-11-25 23:09:37,325 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:36" (1/1) ... [2019-11-25 23:09:37,325 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:36" (1/1) ... [2019-11-25 23:09:37,425 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:36" (1/1) ... [2019-11-25 23:09:37,477 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:36" (1/1) ... [2019-11-25 23:09:37,507 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:09:36" (1/1) ... [2019-11-25 23:09:37,542 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:09:37,550 INFO L168 Benchmark]: Toolchain (without parser) took 7035.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 868.3 MB in the end (delta: 87.7 MB). Peak memory consumption was 87.8 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:37,553 INFO L168 Benchmark]: CDTParser took 1.03 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:09:37,555 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6462.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.6 MB in the end (delta: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:37,556 INFO L168 Benchmark]: Boogie Procedure Inliner took 290.61 ms. Allocated memory is still 1.0 GB. Free memory was 892.6 MB in the beginning and 879.7 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:37,562 INFO L168 Benchmark]: Boogie Preprocessor took 269.59 ms. Allocated memory is still 1.0 GB. Free memory was 879.7 MB in the beginning and 868.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:09:37,573 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.03 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 6462.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 892.6 MB in the end (delta: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 290.61 ms. Allocated memory is still 1.0 GB. Free memory was 892.6 MB in the beginning and 879.7 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 269.59 ms. Allocated memory is still 1.0 GB. Free memory was 879.7 MB in the beginning and 868.3 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...